/var/log/nginx/error.log

cat /var/log/nginx/error.log
zcat -f /var/log/nginx/error.log*
zcat -f /var/log/nginx/error.log* | grep "\[crit\]"
zcat -f /var/log/nginx/error.log* | grep "\[error\]"

[crit]

2023/12/18 20:28:04 [crit] 23908#23908: *900616 SSL_do_handshake() failed (SSL: error:1420918C:SSL routines:tls_early_post_process_client_hello:version too low) while SSL handshaking, client: 192.2xx.203.xx, server: 0.0.0.0:443

[error]

2020/02/19 17:59:46 [error] 27284#27284: *1 no "ssl_certificate" is defined in server listening on SSL port while SSL handshaking, client: 10.10.10.50, server: 0.0.0.0:443

2020/05/11 05:58:36 [error] 1024#1024: *88072 FastCGI sent in stderr: "PHP message: PHP Fatal error: Uncaught Error: Class .../...

2022/07/31 20:23:04 [error] 28437#28437: *2151740 open() "/path/mediawiki/wiki/Main_Page" failed (2: No such file or directory), client: 3.19.222.32, server: *.wikieduonline.com, request: "GET /wiki/Main_Page HTTP/1.1", host: "www.wikieduonline.com"

2023/01/24 05:51:48 [error] 32493#32493: *1054378 FastCGI sent in stderr: "PHP message: PHP Notice:  Undefined variable: wfLoadExtension in /path/mediawiki-1.xx.1/LocalSettings.php on line 111 PHP message: PHP Fatal error:  Uncaught Error: Function name must be a string in /srv/mediawiki-1.xx.1/LocalSettings.php:111

2023/12/18 06:25:00 [error] 23908#23908: *759841 FastCGI sent in stderr: "PHP message: PHP Fatal error:  Uncaught Error: Class 'ResourceLoaderOOUIIconPackModule' not found in /srv/mediawiki-1.xx.1/includes/resourceloader/ResourceLoader.php:555
Stack trace:

2024/09/14 09:44:50 [error] 27608#27608: *751840 connect() to unix:/var/run/php/php7.2-fpm.sock failed (11: Resource temporarily unavailable) while connecting to upstream, client: 172.71.103.86, server: example.com, request: "GET /index.php HTTP/1.1", upstream: "fastcgi://unix:/var/run/php/php7.2-fpm.sock:", host: "example.com"

[alert]

2021/04/13 12:00:06 [alert] 9864#9864: *23 open socket #18 left in connection 9

[warn]

2020/02/20 13:09:10 [warn] 106#106: *643244 a client request body is buffered to a temporary file /var/cache/nginx/client_temp/0000000233, client: 10.10.10.5, server: ~(?<repo>.+)\.SEVER.DOMAIN.COM, request: "PATCH /v2/client/XXXX HTTP/1.1", host: "MACHINE.DOMAIN,COM"

2020/02/20 13:16:12 [warn] 106#106: *655029 an upstream response is buffered to a temporary file /var/cache/nginx/proxy_temp/6/23/0000000236 while reading upstream, client: 10.10.10.3, server: MACHINE.DOMAIN,COM, request: "GET / HTTP/1.1", upstream: "http://10.10.10.10:8111/", host: "MACHINE.DOMAIN,COM", referrer: "http://MACHINE.DOMAIN,COM/URL.html"

Related terms

• /var/log/php*
• /var/log/nginx/access.log

See also

• Web server: Nginx: /etc/nginx/nginx.conf, nginx -t, Nginx logs, Nginx change log, PHP, php-fpm, Let's encrypt, Nginx directives, Reverse Proxy, Configure HTTP redirection Nginx, Return, proxy_pass (Reverse proxy), ngx_http_rewrite_module, /etc/nginx/sites-enabled/, error.log, access.log, /nginx status, AIO